src/editor/level_editor.jai

@@ -178,7 +178,7 @@ draw_tacoma_tab :: (theme: *GR.Overall_Theme, total_r: GR.Rect) {
 	#if HAS_TACOMA {
 		if GR.button(r, "Render with Tacoma", *theme.button_theme) {
 			cam := get_level_editor_camera();
-			gen_reference(tacomaResolution, tacomaResolution, .{tacomaExposure, tacomaContrast, tacomaSaturation, 1.0, 1.0}, .{cam.target, cam.position, tacomaSamples, true}, curworld.world.*);
+			gen_reference(tacomaResolution, tacomaResolution, .{tacomaExposure, tacomaContrast, tacomaSaturation}, .{cam.target, cam.position, tacomaSamples, true}, curworld.world.*);
 		}
 		r.y += r.h;
 		if current_screenshot.valid {

src/rendering/backend_sokol.jai

@@ -158,15 +158,13 @@ backend_draw_ground :: (wc: *World_Config) {
 
     world_config_to_shader_type(wc, *world_conf);
 
-    fs_params : Plane_Fs_Params;
-    fs_params.mvp_shadow = shadow_mvp.floats;
+    vs_params.mvp_shadow = shadow_mvp.floats;
     vs_params.mvp = mvp.floats;
     sg_apply_pipeline(gPipelines.plane.pipeline);
     gPipelines.plane.bind.samplers[2] = g_shadowmap_sampler;
     gPipelines.plane.bind.images[2] = g_shadowmap;
     sg_apply_bindings(*gPipelines.plane.bind);
     sg_apply_uniforms(UB_plane_vs_params, *(sg_range.{ ptr = *vs_params, size = size_of(type_of(vs_params)) }));
-    sg_apply_uniforms(UB_plane_fs_params, *(sg_range.{ ptr = *fs_params, size = size_of(type_of(fs_params)) }));
     sg_apply_uniforms(UB_plane_world_config, *(sg_range.{ptr = *world_conf, size = size_of(type_of(world_conf))}));
     sg_apply_uniforms(UB_plane_data, *(sg_range.{ptr = *plane_data, size = size_of(type_of(plane_data))}));
     sg_draw(0, 6, 1);    

src/rendering/pipelines.jai

@@ -461,8 +461,8 @@ create_plane_pipeline :: () {
     g_shadowmap_sampler = sg_make_sampler(*(sg_sampler_desc.{
         wrap_u = .CLAMP_TO_EDGE,
         wrap_v = .CLAMP_TO_EDGE,
-        min_filter = .LINEAR,
-        mag_filter = .LINEAR,
+        min_filter = .NEAREST,
+        mag_filter = .NEAREST,
         compare    = .LESS,
     }));
     

src/rendering/sky.jai

@@ -71,8 +71,9 @@ create_shadow_viewproj :: (cam: *Camera, conf: *World_Config) -> Matrix4 {
         max_v.y = max(max_v.y, transformed_corner.y);
         max_v.z = max(max_v.z, transformed_corner.z);
     }
-	max_v.xy = avg.xy + Vector2.{50, 50};
-	min_v.xy = avg.xy - Vector2.{50, 50};
+
+	max_v *= 2;
+	min_v *= 2;
 
     proj := matrix_ortho(min_v.x, max_v.x, min_v.y, max_v.y, -max_v.z-100, -min_v.z);
     return view*proj;

src/shaders/shader_plane.glsl

@@ -5,14 +5,21 @@ in vec4 position;
 
 layout(binding=0) uniform plane_vs_params {
     mat4 mvp;
+    mat4 mvp_shadow;
 };
 
 out vec4 pos;
 out flat int idx;
+out vec4 light_proj_pos;
 
 void main() {
     vec3 multisize = vec3(position.xyz * 1000.0);
     gl_Position = mvp * vec4(multisize, 1.0);
+    vec3 texelMultisize = round(multisize* 16.0) / 16.0;
+    light_proj_pos = mvp_shadow * vec4(texelMultisize, 1.0);
+    // #if !SOKOL_GLSL
+    //     light_proj_pos.y = -light_proj_pos.y;
+    // #endif
     pos = vec4(multisize, 1.0);
     idx = gl_InstanceIndex;
 }
@@ -22,12 +29,9 @@ void main() {
 
 in vec4 pos;
 in flat int idx;
+in vec4 light_proj_pos;
 out vec4 frag_color;
 
-layout(binding=3) uniform plane_fs_params {
-    mat4 mvp_shadow;
-};
-
 uint murmurHash12(uvec2 src) {
     const uint M = 0x5bd1e995u;
     uint h = 1190494759u;
@@ -129,7 +133,7 @@ vec3 get_ground_sample(vec4 pos, float dirX, float dirY) {
 }
 
 void main() {
-    vec4 npos = floor(pos * 16.0) / 16.0;
+    vec4 npos = round(pos * 16.0) / 16.0;
     vec2 tileCenter = vec2(floor(npos.x) + 0.5, floor(npos.z) + 0.5);
     vec2 toCenter   = npos.xz - tileCenter;
     
@@ -149,12 +153,10 @@ void main() {
     vec3 b01 = mix(c0, c1, u);
     vec3 b23 = mix(c2, c3, u);
     vec3 bf  = mix(b01, b23, v);
-    
-    vec4 light_proj_pos = mvp_shadow * vec4(npos.xyz + vec3(1.0/32.0, 0.0, 1.0/32.0), 1.0);
+        
     vec3 light_pos = light_proj_pos.xyz / light_proj_pos.w;
     light_pos = light_pos * 0.5 + 0.5;
-    float bias = 0.0005;
-    float shadowp = max(0.7, texture(sampler2DShadow(shadow, shadowsmp), vec3(light_pos.xy, light_pos.z - bias)));
+    float shadowp = texture(sampler2DShadow(shadow, shadowsmp), light_pos);
     
     if(planeType == 1) {
         frag_color = vec4(bf * shadowp, 1.0);